Vulnerability
Microsoft Windows Mark of the Web (MOTW) Protection Mechanism Failure Vulnerability
Microsoft Windows Mark of the Web (MOTW) contains a protection mechanism failure vulnerability that allows an attacker to bypass MOTW-based defenses. This can result in a limited loss of integrity and availability of security features such as Protected View in Microsoft Office, which rely on MOTW tagging.
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
CISA description: “Microsoft Windows Mark of the Web (MOTW) contains a protection mechanism failure vulnerability that allows an attacker to bypass MOTW-based defenses. This can result in a limited loss of integrity and availability of security features such as Protected View in Microsoft Office, which rely on MOTW tagging.”
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:LAbove the FIRST 'patch on a priority schedule' threshold.
No VEX statements published for CVE-2024-38217. Vendors publish VEX (Vulnerability Exploitability eXchange) to assert per-product whether a CVE is actually exploitable in their distribution.
Active exploitation with limited impact — coordinate patching